two-tone emerald ring Two-Tone Emerald Ring - Luxe Style & Vibrant Elegance Featuring one Ladies stunning Emerald and Jewelems stone ring. Mounting is Two-Tone, combining both 14k Yellow Gold plated and platinum plated over silver in a Custom Designed . 4 corner prongs -Set in the center of the Mounting is a Beautiful Octagon Emerald! The Emerald is 1.00 to 3.00 Carats with MI Clarity (Medium Included) and Strong Vibrant Hues of Deep Rich green Tones. Prong-set in the Mounting are also two Trillion Cut Jewelems stone totaling up to 1 carat Total Weight, VVSI Clarity, DE Color. The Emerald is in mint condition with no chips or breaks in the girdle. The Ring is heavy but very comfortable to wear. Mounting weighs 5.0 Grams. Replacement values from $280 to $630SKU: 6142068 For 1.0 ctsSKU: 6142069 For 1.5 ctsSKU : 6142071 for 3.0 ctsRing Size: 7Metal : Silver and 14k gold platedMain Stone: Emerald 1-3 ctsSide Stone: Jewelems StoneTreatment: Hydro Thermal treatmentWhat is hydrothermal treatment ?One of the most popular methods for creating lab grown emerald is the hydrothermal process, which uses heat and pressure to imitate natural conditions deep in the earth that formed natural gems. Nutrients are dissolved in a water solution with synthetic crystals forming as the solution cools.